Best Python code snippet using localstack_python
plugins.py
Source:plugins.py  
...380        if not self.exists(name):381            return None382        # this is where we start lazy loading. we now know the PluginSpec for the API exists,383        # but the ServiceContainer has not been created384        plugin = self._load_service_plugin(name)385        if not plugin or not plugin.service:386            return None387        with self._mutex:388            if plugin.service not in self._services:389                super().add_service(plugin.service)390        return super().get_service_container(name)391    @property392    def api_provider_specs(self) -> Dict[str, List[str]]:393        """394        Returns all provider names within the service plugin namespace and parses their name according to the convention,395        that is "<api>:<provider>". The result is a dictionary that maps api => List[str (name of a provider)].396        """397        if self._api_provider_specs is not None:398            return self._api_provider_specs399        with self._mutex:400            if self._api_provider_specs is None:401                self._api_provider_specs = self._resolve_api_provider_specs()402            return self._api_provider_specs403    @log_duration()404    def _load_service_plugin(self, name: str) -> Optional[ServicePlugin]:405        providers = self.api_provider_specs.get(name)406        if not providers:407            # no providers for this api408            return None409        preferred_provider = self.get_active_provider(name)410        if preferred_provider in providers:411            provider = preferred_provider412        else:413            LOG.warning(414                "Configured provider (%s) does not exist for service (%s). Available options are: %s",415                preferred_provider,416                name,417                providers,418            )...Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
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